body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: #f4f4f4;
  color: #222;
}

.agenda-container {
  max-width: 520px;
  margin: 80px auto;
  padding: 35px;
  background: #ffffff;
  border-radius: 14px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}

h1 {
  text-align: center;
  margin-bottom: 5px;
}

p {
  text-align: center;
  color: #555;
  margin-bottom: 30px;
}

form input,
form select,
form button {
  width: 100%;
  padding: 14px;
  margin-bottom: 16px;
  border-radius: 8px;
  font-size: 1rem;
}

form input,
form select {
  border: 1px solid #ccc;
}

form button {
  background: #111;
  color: #fff;
  font-weight: bold;
  border: none;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s;
}

form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,.25);
}